Revision II design for a stronger, more aesthetically pleasing product! Upgrade your Nikon P Series (P-223, P-300, P-308) optic with one of our throw levers, speeding up magnification changes and target engagements without breaking the bank. 4-16x P-308 uses a different magnification ring, and fitment has not been tested on this model. Our levers are proudly printed in the USA from durable Nylon polymer, and feature a metal thread insert for increased strength when tightening. Easily installs in a minute or less, and has a lifetime warranty.